By agreeing what you agreed to when you ticked you had 'read and understood'

Meaning you wait the 30 days , why do you believe the funds should be released early?

Did you use the QR code when the buyer picked up the item?

The buyer has'nt left you feedback yet

You saying the buyer said won't cut it with eBay 

Did you do everything required for Managed Payments, and be verified before you sold?